M1.5 earthquake 8 km NNW of Ridgeway, Alaska
A magnitude 1.5 earthquake struck 8 km NNW of Ridgeway, Alaska on Sun, Aug 1, 2021, 9:42 PM AKDT (05:42 UTC), 47 km (29 mi) below the surface.
A larger quake followed: M3.9 5 km SSW of Kasilof, Alaska. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 1.5 (ml), micro
- Local time
- UTC
- 2021-08-02 05:42:23 UTC
- Depth
- 47.0 km (29.2 mi), shallow
- Epicenter
- 60.608° N, 151.122° W
- Region
- Alaska
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
Did you feel it?
No one has reported feeling this quake to the USGS.
How well it is located
Reviewed by a seismologist.
- Stations used
- 46
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: at least 199 in the 60 days after this one and 134 in the 30 days before it.
After
- 2.460 km W of Tyonek, Alaska · 1879 days ago · 12 km deep · 86 km away
- 1.723 km NNE of Cooper Landing, Alaska · 1879 days ago · 22 km deep · 81 km away
- 1.86 km SW of Fox River, Alaska · 1879 days ago · 29 km deep · 89 km away
- 1.530 km ENE of Beluga, Alaska · 1878 days ago · 49 km deep · 77 km away
- 2.125 km ESE of Point Possession, Alaska · 1878 days ago · 7 km deep · 52 km away
- 1.82 km ESE of Beluga, Alaska · 1878 days ago · 58 km deep · 59 km away
- 2.041 km NW of Ninilchik, Alaska · 1877 days ago · 88 km deep · 70 km away
- 1.564 km W of Tyonek, Alaska · 1876 days ago · 129 km deep · 82 km away
- 2.527 km SSW of Cooper Landing, Alaska · 1876 days ago · 32 km deep · 75 km away
- 2.44 km NW of Happy Valley, Alaska · 1876 days ago · 64 km deep · 79 km away
- 2.01 km NNW of Cooper Landing, Alaska · 1876 days ago · 33 km deep · 71 km away
- 1.524 km SSW of Susitna, Alaska · 1876 days ago · 61 km deep · 84 km away
- 1.915 km ESE of Clam Gulch, Alaska · 1875 days ago · 51 km deep · 46 km away
- 1.664 km W of Tyonek, Alaska · 1875 days ago · 5 km deep · 83 km away
- 2.521 km SSE of Point Possession, Alaska · 1875 days ago · 56 km deep · 36 km away
- 1.920 km NNW of Ninilchik, Alaska · 1875 days ago · 71 km deep · 59 km away
- 2.070 km W of Salamatof, Alaska · 1875 days ago · 114 km deep · 82 km away
- 1.527 km NW of Beluga, Alaska · 1875 days ago · 73 km deep · 79 km away
- 1.812 km W of Point Possession, Alaska · 1875 days ago · 12 km deep · 38 km away
- 1.83 km W of Moose Pass, Alaska · 1874 days ago · 25 km deep · 93 km away
- 1.645 km WNW of Happy Valley, Alaska · 1874 days ago · 102 km deep · 93 km away
- 1.614 km NNE of Ridgeway, Alaska · 1873 days ago · 55 km deep · 9 km away
- 2.256 km WNW of Ninilchik, Alaska · 1872 days ago · 110 km deep · 92 km away
- 1.519 km NE of Point Possession, Alaska · 1872 days ago · 53 km deep · 61 km away
- 2.049 km WNW of Ninilchik, Alaska · 1872 days ago · 105 km deep · 83 km away
- 1.616 km NNW of Ninilchik, Alaska · 1872 days ago · 73 km deep · 56 km away
- 2.19 km WSW of Happy Valley, Alaska · 1872 days ago · 79 km deep · 89 km away
- 1.737 km W of Salamatof, Alaska · 1872 days ago · 91 km deep · 48 km away
- 1.611 km SSW of Tyonek, Alaska · 1871 days ago · 64 km deep · 41 km away
- 1.521 km NNE of Nikiski, Alaska · 1871 days ago · 6 km deep · 28 km away
- 1.614 km E of Beluga, Alaska · 1871 days ago · 60 km deep · 64 km away
- 1.923 km WSW of Anchorage, Alaska · 1871 days ago · 44 km deep · 76 km away
- 1.567 km W of Tyonek, Alaska · 1870 days ago · 110 km deep · 83 km away
- 2.311 km NE of Ninilchik, Alaska · 1870 days ago · 74 km deep · 58 km away
- 1.87 km WSW of Anchorage, Alaska · 1870 days ago · 34 km deep · 88 km away · felt by 1
- 1.922 km ESE of Kasilof, Alaska · 1870 days ago · 54 km deep · 39 km away
- 1.553 km NW of Ninilchik, Alaska · 1869 days ago · 91 km deep · 78 km away
- 1.866 km WNW of Tyonek, Alaska · 1869 days ago · 121 km deep · 95 km away
- 1.810 km SE of Tyonek, Alaska · 1869 days ago · 63 km deep · 44 km away
- 2.310 km SW of Susitna, Alaska · 1869 days ago · 63 km deep · 100 km away
- 1.815 km SSW of Susitna, Alaska · 1867 days ago · 62 km deep · 94 km away · felt by 1
- 2.128 km SW of Hope, Alaska · 1866 days ago · 40 km deep · 61 km away
- 1.517 km SW of Tyonek, Alaska · 1866 days ago · 73 km deep · 44 km away
- 2.317 km NW of Happy Valley, Alaska · 1866 days ago · 83 km deep · 80 km away
- 2.242 km NW of Ninilchik, Alaska · 1865 days ago · 98 km deep · 67 km away
- 1.630 km WNW of Clam Gulch, Alaska · 1865 days ago · 90 km deep · 48 km away
- 1.56 km NNE of Anchor Point, Alaska · 1865 days ago · 57 km deep · 94 km away
- 1.925 km W of Tyonek, Alaska · 1865 days ago · 73 km deep · 54 km away
- 2.422 km W of Nikiski, Alaska · 1865 days ago · 73 km deep · 33 km away
- 1.683 km W of Salamatof, Alaska · 1865 days ago · 123 km deep · 94 km away
- 2.280 km NW of Ninilchik, Alaska · 1865 days ago · 113 km deep · 92 km away
- 1.765 km WNW of Ninilchik, Alaska · 1864 days ago · 107 km deep · 97 km away
- 1.869 km W of Salamatof, Alaska · 1864 days ago · 122 km deep · 80 km away
- 1.636 km WNW of Beluga, Alaska · 1864 days ago · 80 km deep · 78 km away
- 1.614 km WSW of Salamatof, Alaska · 1864 days ago · 71 km deep · 25 km away
- 1.618 km NE of Nikiski, Alaska · 1864 days ago · 6 km deep · 21 km away
- 1.614 km W of Point Possession, Alaska · 1864 days ago · 11 km deep · 38 km away
- 1.759 km WNW of Tyonek, Alaska · 1864 days ago · 111 km deep · 90 km away
- 1.516 km SSE of Point Possession, Alaska · 1864 days ago · 35 km deep · 34 km away
- 1.946 km WNW of Happy Valley, Alaska · 1864 days ago · 94 km deep · 94 km away
The first 60 of at least 199.
Before
- 1.845 km WNW of Ninilchik, Alaska · 1879 days ago · 79 km deep · 79 km away
- 2.158 km W of Tyonek, Alaska · 1880 days ago · 0 km deep · 85 km away
- 2.828 km WSW of Susitna, Alaska · 1880 days ago · 67 km deep · 89 km away
- 3.54 km NNW of Happy Valley, Alaska · 1880 days ago · 58 km deep · 78 km away · felt by 25
- 1.933 km WNW of Beluga, Alaska · 1881 days ago · 79 km deep · 80 km away
- 1.57 km SSW of Kenai, Alaska · 1881 days ago · 62 km deep · 16 km away
- 1.630 km WNW of Tyonek, Alaska · 1881 days ago · 80 km deep · 65 km away
- 1.64 km WNW of Happy Valley, Alaska · 1882 days ago · 52 km deep · 81 km away
- 2.919 km WSW of Salamatof, Alaska · 1883 days ago · 73 km deep · 30 km away · felt by 1
- 2.741 km WNW of Ninilchik, Alaska · 1883 days ago · 99 km deep · 87 km away
- 1.824 km WSW of Salamatof, Alaska · 1883 days ago · 78 km deep · 35 km away
- 2.067 km W of Tyonek, Alaska · 1884 days ago · 113 km deep · 83 km away
- 1.656 km WNW of Ninilchik, Alaska · 1884 days ago · 109 km deep · 85 km away
- 1.517 km WSW of Kenai, Alaska · 1884 days ago · 71 km deep · 27 km away
- 1.637 km WNW of Ninilchik, Alaska · 1884 days ago · 92 km deep · 75 km away
- 1.671 km WNW of Nikiski, Alaska · 1884 days ago · 118 km deep · 83 km away
- 1.761 km WNW of Nikiski, Alaska · 1884 days ago · 106 km deep · 73 km away
- 2.366 km W of Tyonek, Alaska · 1884 days ago · 110 km deep · 82 km away
- 1.646 km W of Nikiski, Alaska · 1884 days ago · 87 km deep · 57 km away
- 1.756 km WNW of Beluga, Alaska · 1885 days ago · 100 km deep · 99 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event ak0219u08hl9. Read Thu, Sep 24, 2026, 2:31 PM UTC.